Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini

genus Obovaria Rafinesque, 1819: cladomics

7 Recent valid species (7 total species)

Cladomics pages are experimental — even more so than the rest of this site!

The purpose of the cladomics pages for each genus and family-group level taxon is to provide statistics and references indicating the extent to which published phylogenetic work supports the classification used here.

The Cladomics Summary provides an overview of the number of studies that have included terminal species representing this taxon as well as an indication of how frequently it has been recovered as monophyletic.

Following the summary, the available published clades representing the taxon are listed.

For more information, visit the Cladomics FARQ (frequently asked rhetorical questions) page. Abbreviations for the various statistics are explained on the FARQ!

Cladomics Summary

number of species = 7 (7 total)
analyzed in 29 cladograms in 17 publications
maximum number of terminals in an analysis = 6 (mean = 2.24, median = 2)

Basic Monophyly

number of cladograms that test basic monophyly (i.e., more than 1 included species) = 19
maximum number of included terminals = 6, (mean = 2.89 median = 2)
proportion of cladograms that support basic monophyly = 0.53


Pairwise Cladogram Clustering

The graphs below depict in two dimensions all pair-wise ingroup distances within the cladome. See the Cladmoics FARQ for more information.

PCoA Ordination of Obovaria cladogram distances
PCoA Ordination

NJ Tree of Obovaria cladogram distances
NJ Tree


Cladograms

Campbell & Lydeard, 2026 [Publ 4810], fig. 6-14

** Top Monophyly Cladogram ** ** Top Sister-Group Cladogram **

cstiTtTbiriSoTroTroSiD
0.607 6 39 45 6 627 87 26 **
Potamilus inflatus Potamilus ohiensis Potamilus amphichaenus Potamilus streckersoni Potamilus fragilis 2 Potamilus leptodon Potamilus fragilis 1 Potamilus metnecktayi Potamilus alatus 3 Potamilus alatus 2 Potamilus purpuratus 2 Potamilus alatus 1 Potamilus purpuratus 1 Villosa villosa Atlanticoncha Cambarunio nebulosus Ligumia Leaunio umbrans Cambarunio taeniatus Cambarunio iris Cambarunio simus Hamiota Pachynaias Sagittunio Ellipsaria Potamilus capax Truncilla Medionidus acutissimus Lemiox Medionidus penicillatus Ptychobranchus Cyprogenia aberti 2 Dromus Cyprogenia stegaria 2 Cyprogenia aberti 1 Cyprogenia stegaria 1 Villosa delumbis Villosa vibex Obovaria olivaria Venustaconcha Epioblasma Obovaria retusa Obovaria choctawensis Obovaria unicolor Obovaria subrotunda Mesonaias Obovaria arkansasensis Lampsilis splendida Lampsilis bracteata Lampsilis fasciola Ortmanniana pectorosa Lampsilis ornata Lampsilis ovata 2 Lampsilis dolabraeformis Lampsilis cardium 2 Lampsilis cardium 1 Lampsilis satura Lampsilis cariosa 2 Lampsilis ovata 1 Lampsilis cariosa 1 Ortmanniana ligamentina 2 Lampsilis abrupta Lampsilis higginsii 2 Ortmanniana ligamentina 1 Lampsilis higginsii 1 Medionidus conradicus Leaunio lienosus Leaunio vanuxemensis Lampsilis floridensis Lampsilis teres Lampsilis siliquoidea 1 Lampsilis siliquoidea 2 Lampsilis powellii 1 Lampsilis powellii 2 Lampsilis sietmani Lampsilis straminea 2 Lampsilis virescens Lampsilis hydiana 2 Lampsilis hydiana 1 Lampsilis bergmanni Lampsilis straminea 1

Inoue et al., 2013 [Publ 3528], fig. 3

cstiTtTbiriSoTroTroSiD
0.857 5 5 3 5 12 5 5 46.0
Lampsilis Leaunio Villosa Cambarunio Obovaria olivaria Obovaria arkansasensis Obovaria retusa Obovaria unicolor Obovaria subrotunda

Campbell et al., 2005 [Publ 2660], fig. 1

cstiTtTbiriSoTroTroSiD
0.792 4 9 8 4 98 39 22 51.0
Toxolasma Obliquaria Cyrtonaias Glebula Potamilus Medionidus acutissimus Lemiox Dromus Cyprogenia Sagittunio Medionidus conradicus Ptychobranchus Venustaconcha ellipsiformis 2 Ellipsaria Truncilla Villosa Obovaria olivaria Venustaconcha ellipsiformis 1 Epioblasma Obovaria unicolor Obovaria arkansasensis Obovaria subrotunda Hamiota Lampsilis cardium Lampsilis ovata Ortmanniana pectorosa Lampsilis ornata Ligumia Cambarunio Lampsilis teres Ortmanniana ligamentina Lampsilis siliquoidea Leaunio

Campbell et al., 2005 [Publ 2660], fig. 2

cstiTtTbiriSoTroTroSiD
0.750 4 9 6 4 98 39 22 47.0
Obliquaria Cyrtonaias Glebula Sagittunio Leaunio Potamilus Hamiota Ellipsaria Truncilla Lampsilis teres Ortmanniana ligamentina Lampsilis siliquoidea Villosa Ligumia Cambarunio Ortmanniana pectorosa Lampsilis ornata Lampsilis cardium Lampsilis ovata Obovaria olivaria Venustaconcha ellipsiformis 2 Epioblasma Obovaria unicolor Obovaria arkansasensis Obovaria subrotunda Ptychobranchus Venustaconcha ellipsiformis 1 Medionidus conradicus Lemiox Medionidus acutissimus Dromus Cyprogenia

Zanatta & Murphy, 2006 [Publ 2672], fig. 1

cstiTtTbiriSoTroTroSiD
0.875 4 4 2 4 52 44 22 49.0
Cyrtonaias Glebula Paetulunio Obliquaria Toxolasma Sagittunio Potamilus Medionidus conradicus Ptychobranchus Medionidus acutissimus Lemiox Dromus Cyprogenia Lampsilis teres Truncilla Ellipsaria Leaunio Hamiota Lampsilis fasciola Ortmanniana pectorosa Lampsilis ornata Lampsilis ovata Lampsilis cardium Lampsilis siliquoidea Ortmanniana ligamentina Cambarunio Ligumia Venustaconcha Epioblasma Obovaria olivaria Obovaria unicolor Obovaria subrotunda Obovaria arkansasensis

Zanatta & Murphy, 2006 [Publ 2672], fig. 2

cstiTtTbiriSoTroTroSiD
0.833 4 10 6 4 53 44 22 47.0
Paetulunio Toxolasma Obliquaria Glebula Cyrtonaias Ptychobranchus Dromus Cyprogenia Medionidus conradicus Medionidus acutissimus Lemiox Sagittunio Potamilus Truncilla Ellipsaria Ortmanniana pectorosa Lampsilis fasciola Lampsilis ornata Lampsilis ovata Lampsilis cardium Ligumia Cambarunio Lampsilis teres Hamiota Leaunio Ortmanniana ligamentina Lampsilis siliquoidea Obovaria olivaria Venustaconcha Epioblasma Obovaria unicolor Obovaria subrotunda Obovaria arkansasensis

Porto-Hannes et al., 2019 [Publ 3969], fig. 2

cstiTtTbiriSoTroTroSiD
0.857 3 3 1 3 15 14 5 46.0
Obliquaria Cambarunio Leaunio Lampsilis teres Ortmanniana Lampsilis hydiana Lampsilis virescens Lampsilis siliquoidea Lampsilis radiata Obovaria arkansasensis Obovaria olivaria Obovaria subrotunda Lampsilis bracteata Lampsilis ornata Lampsilis ovata Lampsilis cardium 3 Lampsilis satura Lampsilis cardium 1 Lampsilis cardium 2

Porto-Hannes et al., 2019 [Publ 3969], fig. 3

cstiTtTbiriSoTroTroSiD
0.714 3 3 1 3 15 14 5 46.0
Lampsilis teres Leaunio Cambarunio Obovaria arkansasensis Obovaria olivaria Obovaria subrotunda Ortmanniana Lampsilis hydiana Lampsilis virescens Lampsilis siliquoidea Lampsilis radiata Lampsilis bracteata Lampsilis ornata Lampsilis ovata Lampsilis cardium 3 Lampsilis satura Lampsilis cardium 1 Lampsilis cardium 2

Campbell & Lydeard, 2012 [Publ 3309], fig. 1-2

cstiTtTbiriSoTroTroSiD
0.750 2 5 0 2 71 13 10 48.0
Potamilus alatus Potamilus capax Glebula Toxolasma Paetulunio Dromus Lemiox Lampsilis ovata Obliquaria Lampsilis virescens Epioblasma Obovaria arkansasensis Obovaria olivaria Venustaconcha

Campbell & Lydeard, 2012 [Publ 3309], fig. 3

cstiTtTbiriSoTroTroSiD
0.750 2 5 0 2 71 13 10 48.0
Obliquaria Potamilus Dromus Lemiox Lampsilis ovata Lampsilis virescens Epioblasma Obovaria arkansasensis Obovaria olivaria Venustaconcha

Inoue et al., 2018 [Publ 3858], fig. 1_3a-c

cstiTtTbiriSoTroTroSiD
0.556 2 12 0 2 103 9 7 52.0
Popenaias Dromus Epioblasma Glebula Lampsilis ovata Lampsilis virescens Lemiox Obliquaria Obovaria olivaria Obovaria unicolor Plectomerus Potamilus alatus Potamilus capax

Campbell & Lydeard, 2012 [Publ 3308], fig. 1

cstiTtTbiriSoTroTroSiD
0.800 2 2 0 2 40 3 3 --
Lemiox Lampsilis Obovaria unicolor Obovaria olivaria

Campbell & Lydeard, 2012 [Publ 3308], fig. 2

cstiTtTbiriSoTroTroSiD
0.800 2 2 0 2 40 3 3 --
Lemiox Lampsilis Obovaria unicolor Obovaria olivaria

Campbell & Lydeard, 2012 [Publ 3308], fig. 3

cstiTtTbiriSoTroTroSiD
0.600 2 4 0 2 41 3 3 49.0
Plectomerus Obovaria unicolor Obovaria olivaria Lampsilis Lemiox

Campbell & Lydeard, 2012 [Publ 3308], fig. 4

cstiTtTbiriSoTroTroSiD
0.800 2 2 0 2 40 3 3 --
Lemiox Lampsilis Obovaria unicolor Obovaria olivaria

Lydeard et al., 2000 [Publ 2654], fig. 2a

cstiTtTbiriSoTroTroSiD
1.000 2 2 0 2 12 1 1 --
Lampsilis Obovaria unicolor Obovaria olivaria

Lydeard et al., 2000 [Publ 2654], fig. 2b

cstiTtTbiriSoTroTroSiD
1.000 2 2 0 2 12 1 1 --
Lampsilis Obovaria unicolor Obovaria olivaria

Lydeard et al., 2000 [Publ 2654], fig. 2c

cstiTtTbiriSoTroTroSiD
0.667 2 3 0 2 12 1 1 48.0
Anodonta Cumberlandia Quadrula Pustulosa Obovaria unicolor Obovaria olivaria Lampsilis Reginaia Pleurobema Fusconaia

Lydeard et al., 2000 [Publ 2654], fig. 2d

cstiTtTbiriSoTroTroSiD
1.000 2 2 0 2 12 1 1 --
Lampsilis Obovaria unicolor Obovaria olivaria

Smith et al., 2019 [Publ 3951], fig. 2

cstiTtTbiriSoTroTroSiD
0.905 1 1 0 1 40 35 19 --
Obliquaria Medionidus Lemiox Cyprogenia Ptychobranchus Potamilus Atlanticoncha Ellipsaria Truncilla Hamiota Villosa Ligumia Venustaconcha Obovaria subrotunda Epioblasma Ortmanniana pectorosa Ortmanniana ligamentina Lampsilis

Burlakova et al., 2019 [Publ 3899], fig. 1

cstiTtTbiriSoTroTroSiD
0.895 1 1 0 1 32 25 17 --
Toxolasma Potamilus Ellipsaria Truncilla Medionidus Lemiox Dromus Cambarunio Leaunio Villosa Sagittunio Lampsilis ovata Venustaconcha Epioblasma Obovaria unicolor Lampsilis teres Lampsilis siliquoidea Lampsilis hydiana Lampsilis straminea

Chapman et al., 2008 [Publ 2667], fig. 1

cstiTtTbiriSoTroTroSiD
0.917 1 1 0 1 20 12 10 --
Toxolasma Obliquaria Cyrtonaias Glebula Ptychobranchus Lemiox Venustaconcha Obovaria olivaria Hamiota Lampsilis ovata Ortmanniana Lampsilis straminea Lampsilis hydiana

Chapman et al., 2008 [Publ 2744], fig. 2

cstiTtTbiriSoTroTroSiD
0.917 1 1 0 1 20 12 10 --
Toxolasma Obliquaria Cyrtonaias Glebula Ptychobranchus Lemiox Venustaconcha Obovaria olivaria Hamiota Lampsilis ovata Ortmanniana Lampsilis straminea Lampsilis hydiana

Boyer et al., 2011 [Publ 2718], fig. 3

cstiTtTbiriSoTroTroSiD
0.909 1 1 0 1 34 15 9 --
Toxolasma Obliquaria Obovaria olivaria Lampsilis cardium Potamilus Epioblasma Lampsilis siliquoidea Ortmanniana Lampsilis higginsii Ligumia Lampsilis teres Ellipsaria Truncilla

Boyer et al., 2011 [Publ 2718], fig. 4

cstiTtTbiriSoTroTroSiD
0.818 1 1 0 1 37 15 9 --
Potamilus Ellipsaria Truncilla Lampsilis cardium Ligumia Obovaria olivaria Epioblasma Lampsilis teres Lampsilis siliquoidea Ortmanniana Lampsilis higginsii

Porto-Hannes et al., 2021 [Publ 4227], fig. 3

cstiTtTbiriSoTroTroSiD
0.800 1 1 0 1 14 8 3 --
Obovaria olivaria Ortmanniana Obliquaria Lampsilis ornata Lampsilis radiata 2 Lampsilis siliquoidea Lampsilis radiata 1 Lampsilis virescens Lampsilis hydiana Lampsilis straminea

Porto-Hannes et al., 2021 [Publ 4227], fig. 4

cstiTtTbiriSoTroTroSiD
1.000 1 1 0 1 10 6 2 --
Obovaria olivaria Ortmanniana Lampsilis

Hauck et al., 2023 [Publ 4333], fig. 9

cstiTtTbiriSoTroTroSiD
1.000 1 1 0 1 12 1 1 --
Obovaria olivaria Lampsilis

Wu et al., 2018 [Publ 3836], fig. 2

cstiTtTbiriSoTroTroSiD
1.000 1 1 0 1 52 0 0 --
Amblema Obovaria arkansasensis